Electronic cigarette



FIG. 1 is a top perspective view of an electronic cigarette, showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a top perspective view thereof showing a state in which a cigarette is inserted as environment.

The broken lines in the drawings illustrate environmental subject matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for an electronic cigarette, as shown and described. 